Class 5 Computer Science Revision Worksheet – Networking Basics – Multiple Choice & Descriptive Questions (Set 3)

MULTIPLE CHOICE QUESTIONS (MCQs):

  1. Which protocol is commonly used for transferring web pages on the Internet?
    a) FTP
    b) HTTP
    c) SMTP
    d) IP

  1. In a computer network, which device connects a local network to the Internet?
    a) Hub
    b) Switch
    c) Router
    d) Repeater

  1. Which of the following is an example of cloud-based storage?
    a) USB Flash Drive
    b) Google Drive
    c) Hard Disk Drive
    d) DVD

  1. Which of these is the correct full form of IP in networking?
    a) Internet Provider
    b) Internal Process
    c) Internet Protocol
    d) Information Packet

  1. Which of the following is not a wired transmission medium?
    a) Optical fiber
    b) Coaxial cable
    c) Twisted pair cable
    d) Radio waves

DESCRIPTIVE QUESTIONS:

  1. State two differences between Hub and Switch.

  1. Explain how video conferencing is useful in the business sector.

  1. Define IP Address and explain its importance.

  1. What is the role of a DNS (Domain Name System) in Internet communication?

  1. Describe the steps that occur when a user types a website URL in the browser and presses Enter.
Answer Key

MULTIPLE CHOICE QUESTIONS (MCQs):

  1. Answer: b) HTTP

  1. Answer: c) Router

  1. Answer: b) Google Drive

  1. Answer: c) Internet Protocol

  1. Answer: d) Radio waves

DESCRIPTIVE QUESTIONS:

  1. Answer:
    • Hub broadcasts data to all devices, while Switch sends data only to the destination device.
    • Switch is more efficient and reduces network traffic, while Hub may cause congestion.

  1. Answer:
    • Enables real-time meetings between employees across different locations.
    • Saves travel costs and time.
    • Increases collaboration and decision-making speed.

  1. Answer:
    • An IP address is a unique numerical label assigned to each device connected to a network.
    • It helps in identifying devices and routing data to the correct destination.

  1. Answer:
    • DNS translates human-readable domain names (like http://www.google.com) into IP addresses.
    • This allows users to access websites easily without remembering numeric addresses.
  2. Answer:

The browser sends a request to the DNS server to resolve the domain name.

DNS provides the corresponding IP address.

The request is sent to the server hosting the website.

The server processes the request and sends back the web page data.

The browser displays the web page to the user.

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